12-28NF 1004 4FL H3 T-P-B HAND TAP

Hand Tap Set, Bottoming, Plug, Taper, HSS, Size #12, Finish Bright, Flutes 4, General Purpose, Pitch 28, Thread Type UNF, Thread Length 15/16 In., Thread Length 23.813 mm, Overall Length 2-3/8 In., Overall Length 60.325 mm, Pitch Diameter Limits H3, Shank Dia. 0.220, Standards USCTI 302, List Number 1004, For Alloy Steel, Carbon Steel, Free-Machining Stainless and Aluminum